<?php
/**
 * CakePHP_Sniffs_WhiteSpace_ObjectOperatorSpacingSniff.
 *
 * Ensure there is no whitespace before a semicolon.
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Marc McIntyre <mmcintyre@squiz.net>
 * @author    Mark Story <mark@mark-story.com>
 * @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
 * @version   Release: 1.3.3
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */
class CakePHP_Sniffs_WhiteSpace_ObjectOperatorSpacingSniff implements PHP_CodeSniffer_Sniff {

/**
 * Returns an array of tokens this test wants to listen for.
 *
 * @return array
 */
	public function register() {
		return array(T_OBJECT_OPERATOR);
	}

/**
 * Processes this test, when one of its tokens is encountered.
 *
 * @param PHP_CodeSniffer_File $phpcsFile The file being scanned.
 * @param int $stackPtr The position of the current token in the stack passed in $tokens.
 * @return void
 */
	public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr) {
		$tokens = $phpcsFile->getTokens();

		$nextType = $tokens[($stackPtr + 1)]['code'];
		if (in_array($nextType, PHP_CodeSniffer_Tokens::$emptyTokens) === true) {
			$error = 'Space found after object operator';
			$phpcsFile->addError($error, $stackPtr, 'After');
		}
	}

}
